Re: [Discuss-gnuradio] Using external usb soundcard

[Marcus Müller]

> Ubuntu 14, yes i think this is a modern linux. 
let's not start a discussion about favourite linux distros ;)

> My soundcard support sample rates up to 192khz. So iam asking me how
this sample rate could be set manual or the automatic selected
samplerate could be veryfied. In the audio sink block max. 48khz could
be set.

What device name are you using? If you happen to use "" or "default",
it's probably the pulse audio server in between you and the ALSA device
making it impossible to use that rate.

Best regards,
Marcus

On 11.08.2015 20:16, Andreas Ladanyi wrote:
> Hi Marcus,
>
>> Hi Andy,
>> assuming a modern linux.
> Ubuntu 14, yes i think this is a modern linux.
>> In the Audio sink/source, you can enter the device name; potential names
>> can be found by running
>> aplay -L
>>
>> GNU Radio doesn't know anything about the supported rates of sound
>> cards; you will need to try that one out beforehand. As far as I know,
>> ALSA applications also simply try until they get no error.
>> 44.1kHz is universally supported; haven't met a proper sound card that
>> couldn't work with it.
> Yes, the "sound" playback works know.
>
> My soundcard support sample rates up to 192khz. So iam asking me how
> this sample rate could be set manual or the automatic selected
> samplerate could be veryfied. In the audio sink block max. 48khz could
> be set.
>
>>
>> Best regards,
>> Marcus
> Thank you,
> Andy
>